Home / 89,072.43-122,922.34-50,307.14

Finding the Fourth Proportional to 89,072.43, 122,922.34 and 50,307.14

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Solution

The fourth proportional to 89,072.43, 122,922.34 and 50,307.14 is: 69,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,072.43 : 122,922.34 = 50,307.14 : x
  2. Step 2: Convert to fraction form
    89,072.43/122,922.34 = 50,307.14/x
  3. Step 3: Cross multiply
    89,072.43x = 122,922.34 × 50,307.14
  4. Step 4: Simplify right side
    89,072.43x = 6,183,871,460.06
  5. Step 5: Solve for x
    x = 6,183,871,460.06/89,072.43
  6. Step 6: Final answer
    x = 69,425.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.